单词	photocell
释义	photocell /ˈfəʊtəʊsɛl / noun Short for photoelectric cell.The receiver uses a photocell or photodiode to detect the light.... The light passing through each filter is detected by the photocell, where it is converted to an electrical pulse. In the presence of a magnetic field, the amount of laser light that is absorbed by the atoms changes and this is detected by a photocell.
随便看	power density power dive power-down power dress power-dressed power dresser power dressing power drive power-driven power-drunk powered-down powered-up power-egg power factor power failure Powerformer Powerforming power forward power frequency powerful powerfully powerfulness power function power game power gas

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